Вставить модальные глаголы

10) There's just a chance if we hurry. We ... catch the 8.15. 11) Don't worry, darling. Things ... turn out better than you think. 12) After all it's his job. He ... know what he is thinking about. 13) It's a hospital. You … smoke. 14) He had been working for more than 11 hours. He … be tired after such hard work. 15) You … leave small objects lying around .